1、【题目】Thereisatree____agroupofLeaguemembersoftenplaychess.

答案：

under which

解析：

暂无解析

1、【题目】Whodoyousupposeistheman____ourteacheristalking?

答案：

to (with，about) whom

解析：

暂无解析

1、【题目】Washer is a machine ____ (用它我们洗衣服)or a person who is washing.

答案：

with which we wash clothes

解析：

暂无解析

1、【题目】The desk_____Tom is leaning is Jack's. It's covered with dictionaries.

答案：

against which

解析：

暂无解析

1、【题目】He built a telescope ____ he could study the skies in his free time.

答案：

through which

解析：

暂无解析